[U-Boot] [PATCH 13/14] imx: ventana: add GW5903 support
Tim Harvey
tharvey at gateworks.com
Mon Mar 13 15:51:13 UTC 2017
Signed-off-by: Tim Harvey <tharvey at gateworks.com>
---
board/gateworks/gw_ventana/common.c | 103 ++++++++++++++++++++++++++++
board/gateworks/gw_ventana/eeprom.c | 2 +
board/gateworks/gw_ventana/gw_ventana.c | 13 ++++
board/gateworks/gw_ventana/gw_ventana_spl.c | 42 ++++++++++--
board/gateworks/gw_ventana/ventana_eeprom.h | 1 +
5 files changed, 157 insertions(+), 4 deletions(-)
diff --git a/board/gateworks/gw_ventana/common.c b/board/gateworks/gw_ventana/common.c
index 69dc8fc..188f7f5 100644
--- a/board/gateworks/gw_ventana/common.c
+++ b/board/gateworks/gw_ventana/common.c
@@ -51,6 +51,17 @@ static iomux_v3_cfg_t const gw5904_emmc_pads[] = {
IOMUX_PADS(PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
IOMUX_PADS(PAD_SD3_RST__SD3_RESET | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
};
+/* 4-bit microSD on SD2 */
+static iomux_v3_cfg_t const gw5904_mmc_pads[] = {
+ IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+ IOMUX_PADS(PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+ IOMUX_PADS(PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+ IOMUX_PADS(PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+ IOMUX_PADS(PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+ IOMUX_PADS(PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+ /* CD */
+ IOMUX_PADS(PAD_NANDF_CS0__GPIO6_IO11 | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
+};
/* 8-bit eMMC on SD2/NAND */
static iomux_v3_cfg_t const gw560x_emmc_sd2_pads[] = {
IOMUX_PADS(PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CTRL)),
@@ -412,6 +423,39 @@ static iomux_v3_cfg_t const gw560x_gpio_pads[] = {
IOMUX_PADS(PAD_DISP0_DAT5__GPIO4_IO26 | DIO_PAD_CFG),
};
+static iomux_v3_cfg_t const gw5903_gpio_pads[] = {
+ /* BKLT_12VEN */
+ IOMUX_PADS(PAD_GPIO_7__GPIO1_IO07 | DIO_PAD_CFG),
+ /* EMMY_PDN# */
+ IOMUX_PADS(PAD_NANDF_D2__GPIO2_IO02 | DIO_PAD_CFG),
+ /* EMMY_CFG1# */
+ IOMUX_PADS(PAD_NANDF_D3__GPIO2_IO03 | DIO_PAD_CFG),
+ /* EMMY_CFG1# */
+ IOMUX_PADS(PAD_NANDF_D4__GPIO2_IO04 | DIO_PAD_CFG),
+ /* USBH1_PEN (EHCI) */
+ IOMUX_PADS(PAD_EIM_D31__GPIO3_IO31 | DIO_PAD_CFG),
+ /* USBH2_PEN (OTG) */
+ IOMUX_PADS(PAD_KEY_ROW4__GPIO4_IO15 | DIO_PAD_CFG),
+ /* USBDPC_PEN */
+ IOMUX_PADS(PAD_KEY_ROW0__GPIO4_IO07 | DIO_PAD_CFG),
+ /* TOUCH_RST */
+ IOMUX_PADS(PAD_KEY_COL1__GPIO4_IO08 | DIO_PAD_CFG),
+ /* AUDIO_RST# */
+ IOMUX_PADS(PAD_DISP0_DAT23__GPIO5_IO17 | DIO_PAD_CFG),
+ /* UART1_TEN# */
+ IOMUX_PADS(PAD_CSI0_DAT12__GPIO5_IO30 | DIO_PAD_CFG),
+ /* MX6_LOCLED# */
+ IOMUX_PADS(PAD_NANDF_CS1__GPIO6_IO14 | DIO_PAD_CFG),
+ /* LVDS_BKLEN # */
+ IOMUX_PADS(PAD_GPIO_17__GPIO7_IO12 | DIO_PAD_CFG),
+ /* RGMII_PDWN# */
+ IOMUX_PADS(PAD_ENET_CRS_DV__GPIO1_IO25 | DIO_PAD_CFG),
+ /* TOUCH_IRQ# */
+ IOMUX_PADS(PAD_KEY_COL0__GPIO4_IO06 | DIO_PAD_CFG),
+ /* TOUCH_RST# */
+ IOMUX_PADS(PAD_KEY_COL1__GPIO4_IO08 | DIO_PAD_CFG),
+};
+
static iomux_v3_cfg_t const gw5904_gpio_pads[] = {
/* USB_HUBRST# */
IOMUX_PADS(PAD_GPIO_9__GPIO1_IO09 | DIO_PAD_CFG),
@@ -688,6 +732,9 @@ struct dio_cfg gw560x_dio[] = {
},
};
+struct dio_cfg gw5903_dio[] = {
+};
+
struct dio_cfg gw5904_dio[] = {
{
{ IOMUX_PADS(PAD_SD1_DAT0__GPIO1_IO16) },
@@ -951,6 +998,19 @@ struct ventana gpio_cfg[GW_UNKNOWN] = {
.mmc_cd = IMX_GPIO_NR(7, 0),
},
+ /* GW5903 */
+ {
+ .gpio_pads = gw5903_gpio_pads,
+ .num_pads = ARRAY_SIZE(gw5903_gpio_pads)/2,
+ .dio_cfg = gw5903_dio,
+ .dio_num = ARRAY_SIZE(gw5903_dio),
+ .leds = {
+ IMX_GPIO_NR(6, 14),
+ },
+ .otgpwr_en = IMX_GPIO_NR(4, 15),
+ .mmc_cd = IMX_GPIO_NR(6, 11),
+ },
+
/* GW5904 */
{
.gpio_pads = gw5904_gpio_pads,
@@ -1081,6 +1141,22 @@ void setup_iomux_gpio(int board, struct ventana_board_info *info)
gpio_request(IMX_GPIO_NR(4, 26), "12p0_en");
gpio_direction_output(IMX_GPIO_NR(4, 26), 1);
break;
+ case GW5903:
+ gpio_request(IMX_GPIO_NR(3, 31) , "usbh1-ehci_pwr");
+ gpio_direction_output(IMX_GPIO_NR(3, 31), 1);
+ gpio_request(IMX_GPIO_NR(4, 15) , "usbh2-otg_pwr");
+ gpio_direction_output(IMX_GPIO_NR(4, 15), 1);
+ gpio_request(IMX_GPIO_NR(4, 7) , "usbdpc_pwr");
+ gpio_direction_output(IMX_GPIO_NR(4, 15), 1);
+ gpio_request(IMX_GPIO_NR(1, 25) , "rgmii_en");
+ gpio_direction_output(IMX_GPIO_NR(1, 25), 1);
+ gpio_request(IMX_GPIO_NR(4, 6) , "touch_irq#");
+ gpio_direction_input(IMX_GPIO_NR(4, 6));
+ gpio_request(IMX_GPIO_NR(4, 8) , "touch_rst");
+ gpio_direction_output(IMX_GPIO_NR(4, 8), 1);
+ gpio_request(IMX_GPIO_NR(1, 7) , "bklt_12ven");
+ gpio_direction_output(IMX_GPIO_NR(1, 7), 1);
+ break;
case GW5904:
gpio_request(IMX_GPIO_NR(5, 11), "skt1_wdis#");
gpio_direction_output(IMX_GPIO_NR(5, 11), 1);
@@ -1242,6 +1318,13 @@ void setup_pmic(void)
/* set SW3 (VDD_ARM) */
pmic_reg_write(p, LTC3676_DVB3A, 0x1f);
break;
+ case GW5903:
+ /* mask PGOOD during SW4 transition */
+ pmic_reg_write(p, LTC3676_DVB4B,
+ 0x1f | LTC3676_PGOOD_MASK);
+ /* set SW4 (VDD_SOC) */
+ pmic_reg_write(p, LTC3676_DVB4A, 0x1f);
+ break;
default:
/* mask PGOOD during SW1 transition */
pmic_reg_write(p, LTC3676_DVB1B,
@@ -1296,6 +1379,25 @@ int board_mmc_init(bd_t *bis)
if (ret)
printf("failed registering microSD usdhc2\n");
return 0;
+ /* GW5903 has 0:SD3 (emmc) and 0:SD2 (microSD) */
+ case GW5903:
+ /* usdhc3: 8-bit eMMC */
+ SETUP_IOMUX_PADS(gw5904_emmc_pads);
+ usdhc_cfg[0].esdhc_base = USDHC3_BASE_ADDR;
+ usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK);
+ usdhc_cfg[0].max_bus_width = 8;
+ ret = fsl_esdhc_initialize(bis, &usdhc_cfg[0]);
+ if (ret)
+ printf("failed registering emmc usdhc3\n");
+ /* usdhc2: 4-bit microSD */
+ SETUP_IOMUX_PADS(gw5904_mmc_pads);
+ usdhc_cfg[1].esdhc_base = USDHC2_BASE_ADDR;
+ usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK);
+ usdhc_cfg[1].max_bus_width = 4;
+ ret = fsl_esdhc_initialize(bis, &usdhc_cfg[1]);
+ if (ret)
+ printf("failed registering microSD usdhc2\n");
+ return 0;
case GW5904:
/* usdhc3: 8bit eMMC */
SETUP_IOMUX_PADS(gw5904_emmc_pads);
@@ -1326,6 +1428,7 @@ int board_mmc_getcd(struct mmc *mmc)
if (cfg->esdhc_base == USDHC2_BASE_ADDR)
return 1;
break;
+ case GW5903:
case GW5904:
/* emmc is always present */
if (cfg->esdhc_base == USDHC3_BASE_ADDR)
diff --git a/board/gateworks/gw_ventana/eeprom.c b/board/gateworks/gw_ventana/eeprom.c
index cfd96b9..2c07a84 100644
--- a/board/gateworks/gw_ventana/eeprom.c
+++ b/board/gateworks/gw_ventana/eeprom.c
@@ -98,6 +98,8 @@ read_eeprom(int bus, struct ventana_board_info *info)
type = GW560x;
break;
case '9':
+ if (info->model[4] == '0' && info->model[5] == '3')
+ type = GW5903;
if (info->model[4] == '0' && info->model[5] == '4')
type = GW5904;
break;
diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c
index 5f25d8d..dc8cd88 100644
--- a/board/gateworks/gw_ventana/gw_ventana.c
+++ b/board/gateworks/gw_ventana/gw_ventana.c
@@ -227,6 +227,18 @@ int board_phy_config(struct phy_device *phydev)
phy_write(phydev, MDIO_DEVAD_NONE, 22, 0);
}
+ /* TI DP83867 */
+ else if (phydev->phy_id == 0x2000a231) {
+ /* configure register 0x170 for ref CLKOUT */
+ phy_write(phydev, MDIO_DEVAD_NONE, 13, 0x001f);
+ phy_write(phydev, MDIO_DEVAD_NONE, 14, 0x0170);
+ phy_write(phydev, MDIO_DEVAD_NONE, 13, 0x401f);
+ val = phy_read(phydev, MDIO_DEVAD_NONE, 14);
+ val &= ~0x1f00;
+ val |= 0x0b00; /* chD tx clock*/
+ phy_write(phydev, MDIO_DEVAD_NONE, 14, val);
+ }
+
if (phydev->drv->config)
phydev->drv->config(phydev);
@@ -695,6 +707,7 @@ static const struct boot_mode board_boot_modes[] = {
/* NAND: 64pages per block, 3 row addr cycles, 2 copies of FCB/DBBT */
{ "nand", MAKE_CFGVAL(0x80, 0x02, 0x00, 0x00) },
{ "emmc2", MAKE_CFGVAL(0x60, 0x48, 0x00, 0x00) }, /* GW5600 */
+ { "emmc3", MAKE_CFGVAL(0x60, 0x50, 0x00, 0x00) }, /* GW5903/GW5904 */
{ NULL, 0 },
};
#endif
diff --git a/board/gateworks/gw_ventana/gw_ventana_spl.c b/board/gateworks/gw_ventana/gw_ventana_spl.c
index 136b5fc..6060b44 100644
--- a/board/gateworks/gw_ventana/gw_ventana_spl.c
+++ b/board/gateworks/gw_ventana/gw_ventana_spl.c
@@ -374,6 +374,25 @@ static struct mx6_mmdc_calibration mx6sdl_256x64_mmdc_calib = {
.p1_mpwrdlctl = 0x383A3930,
};
+static struct mx6_mmdc_calibration mx6sdl_256x64x2_mmdc_calib = {
+ /* write leveling calibration determine */
+ .p0_mpwldectrl0 = 0x001F003F,
+ .p0_mpwldectrl1 = 0x001F001F,
+ .p1_mpwldectrl0 = 0x001F004E,
+ .p1_mpwldectrl1 = 0x0059001F,
+ /* Read DQS Gating calibration */
+ .p0_mpdgctrl0 = 0x42220225,
+ .p0_mpdgctrl1 = 0x0213021F,
+ .p1_mpdgctrl0 = 0x022C0242,
+ .p1_mpdgctrl1 = 0x022C0244,
+ /* Read Calibration: DQS delay relative to DQ read access */
+ .p0_mprddlctl = 0x474A4C4A,
+ .p1_mprddlctl = 0x48494C45,
+ /* Write Calibration: DQ/DM delay relative to DQS write access */
+ .p0_mpwrdlctl = 0x3F3F3F36,
+ .p1_mpwrdlctl = 0x3F36363F,
+};
+
static struct mx6_mmdc_calibration mx6dq_512x32_mmdc_calib = {
/* write leveling calibration determine */
.p0_mpwldectrl0 = 0x002A0025,
@@ -510,10 +529,25 @@ static void spl_dram_init(int width, int size_mb, int board_model)
calib = &mx6sdl_256x64_mmdc_calib;
debug("4gB density\n");
} else if (width == 64 && size_mb == 4096) {
- mem = &mt41k512m16ha_125;
- if (is_cpu_type(MXC_CPU_MX6Q))
- calib = &mx6dq_512x64_mmdc_calib;
- debug("8gB density\n");
+ switch(board_model) {
+ case GW5903:
+ /* 8xMT41K256M16 (4GiB) fly-by mirrored 2-chipsels */
+ mem = &mt41k256m16ha_125;
+ debug("4gB density\n");
+ if (!is_cpu_type(MXC_CPU_MX6Q)) {
+ calib = &mx6sdl_256x64x2_mmdc_calib;
+ sysinfo.ncs = 2;
+ sysinfo.cs_density = 18; /* CS0_END=71 */
+ sysinfo.cs1_mirror = 1; /* mirror enabled */
+ }
+ break;
+ default:
+ mem = &mt41k512m16ha_125;
+ if (is_cpu_type(MXC_CPU_MX6Q))
+ calib = &mx6dq_512x64_mmdc_calib;
+ debug("8gB density\n");
+ break;
+ }
}
if (!(mem && calib)) {
diff --git a/board/gateworks/gw_ventana/ventana_eeprom.h b/board/gateworks/gw_ventana/ventana_eeprom.h
index b6daf9b..8a42d67 100644
--- a/board/gateworks/gw_ventana/ventana_eeprom.h
+++ b/board/gateworks/gw_ventana/ventana_eeprom.h
@@ -113,6 +113,7 @@ enum {
GW552x,
GW553x,
GW560x,
+ GW5903,
GW5904,
GW_UNKNOWN,
GW_BADCRC,
--
2.7.4
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